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Journal of Periodontal Research > 54 > 4 > 311 - 317
Journal of Clinical Periodontology > 44 > S18 > S94 - S105
European Journal of Dental Education > 14 > s1 > 4 - 24
Journal of Periodontal Research > 54 > 4 > 311 - 317
Journal of Clinical Periodontology > 44 > S18 > S94 - S105
European Journal of Dental Education > 14 > s1 > 4 - 24